@mixin trans {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
    -ms-transform: translate(-50%,50%);
}
@mixin transleft {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    -ms-transform: translateX(-50%);
}
@mixin transtop {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    -ms-transform: translateY(-50%);
}
body.index {
    width: 100%;
    padding-top: 100px;
    box-sizing: border-box;
    background:url(../img/in_bg.png) no-repeat center;
}
.nav {
    width: 100%;
    height: 61px;
    background: #014f97;
    text-align: center;
    ul {
        width: 800px;
        margin: 0 auto;
        li {
            float: left;
            font-size: 20px;
            color: #fff;
            border-right: 1px solid #033163;
            width: 146px;
            height: 100%;
            text-align: center;
            line-height: 61px;
            position: relative;
            &:after {
                content: '';
                position: absolute;
                right: 0;
                width: 1px;
                height: 100%;
                background: #4778c7;
            }
            &:last-child {
                border-right: none;
                &:after {
                    content: '';
                    width: 0;
                }
            }
            a {
                color: inherit;
            }
        }
    }
}
.main {
    width: 1185px;
    height: 792px;
    margin: 0 auto 25px;
    .top {
        width: 100%;
        height: 70px;
        padding: 0 20px;
        box-sizing: border-box;
        line-height: 70px;
        .pos {
            vertical-align: middle;
        }
        .sear {
            float: right;
            width: 410px;
            height: 44px;
            border-radius: 20px;
            background: rgba(229,229,229,.4);
            margin-top: 14px;
            position: relative;
            input {
                width: 93%;
                position: absolute;
                top: 50%;
                transform: translateY(-50%);
                -ms-transform: translateY(-50%);
                height: 31px;
                padding-left: 15px;
                margin-left: 8px;
                border: none;
                border-radius: 20px;
                outline: none;
                text-align: left;
                color: #333;
            }
            .btn_seh {
                position: absolute;
                right: 8px;
                top: 50%;
                transform: translateY(-50%);
                -ms-transform: translateY(-50%);
                width: 90px;
                height: 31px;
                border-top-right-radius: 20px;
                border-bottom-right-radius: 20px;
                display: inline-block;
                background: #0177d7;
                text-align: center;
                cursor: pointer;
                img {
                    display: inline-block;
                    @include trans;
                }
                &:hover {
                    background: #758fc4;
                }
            }
        }
    }
    .session {
       width:1185px;
        .slide{
            width:199px;
            min-height: 200px;
            float: left;
            margin-top:10px;
            dl{
                width:100%;
                margin-bottom: 12px;
                dt{
                    width:100%;
                    border-radius: 3px;
                    height: 31px;
                    font-size: 16px;
                    color: #333;
                    padding-left: 18px;
                    box-sizing: border-box;
                    background: #fff;
                    position: relative;
                    line-height: 31px;
                    margin-bottom: 2px;
                    em{
                        content: '';
                        width:0;
                        height: 0;
                        border-style: solid;
                        border-width: 5px;
                        border-color: #333 transparent transparent;
                        @include transtop;
                        right: 10px;
                        transform-origin: center top;
                    }
                }
                dd{
                    ul{
                        li{
                            width:100%;
                            height: 31px;
                            line-height: 31px;
                            font-size: 14px;
                            color: #646464;
                            padding-left: 18px;
                            box-sizing: border-box;
                            text-align: left;
                            background:#f4f4f4;
                            position: relative;
                            &.cur{
                                background: #fff;
                                color: #0099ff;
                                border-left: 5px solid #0099ff;
                            }
                            &:hover{
                                background: #fff;
                                color: #0099ff;
                            }
                            &:after{
                                content: '';
                                width:96%;
                                height: 1px;
                                background: #e5e5e5;
                                position: absolute;
                                bottom: -1;
                                right: 0;
                            }
                        }
                    }
                }
            }
        }
        .article {
            width: 972px;
            height: 718px;
            padding: 10px;
            box-sizing: border-box;
            background: #d7d7d7;
            position: relative;
            border-radius: 10px;
            float: right;
            .title {
                width: 100%;
                height: 85px;
                border-top-left-radius: 5px;
                border-top-right-radius: 5px;
                box-shadow: 0 0 8px rgba(0,0,0,.3);
                position: relative;
                background: #fff;
                .t1 {
                    width: 831px;
                    height: 42px;
                    border-bottom: 1px dashed #dadada;
                    line-height: 42px;
                    padding: 0 7px;
                    box-sizing: border-box;
                    margin-left: 32px;
                    .l1 {
                        font-size: 18px;
                        color: #333;
                    }
                    .l2 {
                        font-size: 14px;
                        color: #666;
                        float: right;
                    }

                }
                .t2 {
                    width: 590px;
                    margin: 6px auto;
                    ul {
                        li {
                            float: left;
                            width: 108px;
                            height: 30px;
                            line-height: 30px;
                            text-align: center;
                            border: 1px solid #0099ff;
                            border-radius: 15px;
                            font-size: 14px;
                            color: #0099ff;
                            margin-right: 10px;
                            cursor: pointer;
                            &:last-child {
                                margin-right: 0;
                            }
                            &.cur,
                            &:hover {
                                background: #0084ee;
                                color: #fff;
                            }
                        }
                    }
                }
                .t3 {
                    width: 55px;
                    position: absolute;
                    right: 30px;
                    @include transtop;
                    img {
                        display: block;
                        margin: 0 auto;
                    }
                    p {
                        margin-top: 7px;
                        text-align: center;
                        font-size: 12px;
                        color: #0080e7;
                    }
                }
            }
            .list {
                width: 100%;
                margin-top: 2px;
                ul {
                    li {
                        width: 100%;
                        height: 42px;
                        line-height: 42px;
                        padding: 0 30px 0 35px;
                        box-sizing: border-box;
                        position: relative;
                        &:before {
                            content: '';
                            display: block;
                            width: 4px;
                            height: 94%;
                            background: #0099ff;
                            @include transtop;
                            left: 0;
                        }
                        &:nth-child(2n) {
                            background: #fff;
                        }
                        &:nth-child(2n+1) {
                            background: #ecf7ff;
                        }
                        &:after {
                            content: '';
                            display: block;
                            clear: both;
                        }
                        .lb1 {
                            font-size: 18px;
                            color: #333;
                        }
                        .lb3 {
                            font-size: 18px;
                            color: #333;
                            margin-left: 230px;
                        }
                        .lb2 {
                            font-size: 12px;
                            color: #0080e7;
                            float: right;
                            cursor: pointer;
                        }
                    }
                }
            }
            .M-box {
                top: initial !important;
                height: 40px;
                bottom: 50px;
                @include transleft;
            }
        }
    }

}
footer {
    position: relative !important;
    background: #014f97 !important;
    bottom: -96px;
}
